| Category | Metal , Ferrous Metal , Stainless Steel , T 300 Series Stainless Steel | 
| Manufacturer | ATI Allegheny Ludlum | 
| Trade Name | |
| Port | Shanghai port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | ATI Allegheny Ludlum Stainless Steel Chromium-Nickel Type 304, 0% Cold Rolled (UNS S30400).pdf  | 
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Density | 7.90 g/cc | 0.285 lb/in³ | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Hardness, Rockwell B | 92 | 92 | |
| Tensile Strength, Ultimate | 572 MPa | 83000 psi | |
| Tensile Strength, Yield | 290 MPa | 42100 psi | |
| Elongation at Break | 50 % | 50 % | |
| Modulus of Elasticity | 200 GPa | 29000 ksi | in tension | 
| Charpy Impact | 200 J | 148 ft-lb | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| CTE, linear | 16.6           µm/m-°C @Temperature 20.0 - 100 °C | 9.22           µin/in-°F @Temperature 68.0 - 212 °F | |
| 19.8           µm/m-°C @Temperature 20.0 - 870 °C | 11.0           µin/in-°F @Temperature 68.0 - 1600 °F | ||
| Specific Heat Capacity | 0.500 J/g-°C | 0.120 BTU/lb-°F | |
| Thermal Conductivity | 16.3           W/m-K @Temperature 100 °C | 113           BTU-in/hr-ft²-°F @Temperature 212 °F | |
| 21.4           W/m-K @Temperature 500 °C | 149           BTU-in/hr-ft²-°F @Temperature 932 °F | ||
| Melting Point | 1399 - 1421 °C | 2550 - 2590 °F | |
| Solidus | 1399 °C | 2550 °F | |
| Liquidus | 1421 °C | 2590 °F | 
| Component Elements Properties | Metric | English | Comments | 
|---|---|---|---|
| Carbon, C | <= 0.080 % | <= 0.080 % | |
| Chromium, Cr | 18 - 20 % | 18 - 20 % | |
| Iron, Fe | 71 % | 71 % | as balance | 
| Manganese, Mn | <= 2.0 % | <= 2.0 % | |
| Nickel, Ni | 8.0 - 10.5 % | 8.0 - 10.5 % | |
| Nitrogen, N | <= 0.10 % | <= 0.10 % | |
| Phosphorous, P | <= 0.045 % | <= 0.045 % | |
| Silicon, Si | <= 0.75 % | <= 0.75 % | |
| Sulfur, S | <= 0.030 % | <= 0.030 % | 
| Electrical Properties | Metric | English | Comments | 
|---|---|---|---|
| Electrical Resistivity | 0.0000720 ohm-cm | 0.0000720 ohm-cm | |
| Magnetic Permeability | 1.005 | 1.005 | 0% cold work |